This is a photo of in side the horn slot. The 2 holes each side a for the slotted plates. The 2 bit hanging down are to locate the springs.
Here we have a general view of the side.
A not to good picture showing the engine plate mounting lugs
A better view of the engine lugs in place.
At last a good picture The engine lug. The spring holder. and at the bottom is to hold the cross bar angle More latter on that.
The lug on the top is for the bonnet to bolt on to, So we can open the bonnet and tinker! like men do.
You can see all the part now Bonnet lugs engine lugs.